The rawData is generated "every run" using the multivariate normal function. However,
I get an error message indicating the following sentence:
Running ACEN
Error: The job for model 'ACEN' exited abnormally with the error message: Expected covariance matrix is not positive-definite in data row 169 at iteration 0.
> summary(twinACENFit)
Error in summary(twinACENFit) :
error in evaluating the argument 'object' in selecting a method for function 'summary': Error: object 'twinACENFit' not found